/*******************************************************************************
 * Copyright 2011 Mauro Luigi Drago (drago.luigi@gmail.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *******************************************************************************/
package com.bytenose.extrautils.functional;

/**
 * A 5-arity predicate.
 * @author Mauro Luigi Drago
 *
 * @param <P1> the type of the first argument.
 * @param <P2> the type of the second argument.
 * @param <P3> the type of the third argument.
 * @param <P4> the type of the fourth argument.
 */
public interface Predicate4<A1, A2, A3, A4> {
	
	/**
	 * Returns a boolean resulting from the application of this function to {@code arg1}, 
	 * to {@code arg2}, to {@code arg3}, and to {@code arg4}. 
	 * @param arg1 the first argument.
	 * @param arg2 the second argument.
	 * @param arg3 the third argument.
	 * @param arg4 the fourth argument.
	 * @returns the result of the application of this function.
	 */
	boolean apply(A1 arg1, A2 arg2, A3 arg3, A4 arg4);
}
